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        ASAR_Geo_Grid_ADSR
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<table class="header"><tr class="header"><td class="header">&nbsp;Supported ENVISAT Products</td><td class="header"
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<h2>Geolocation Grid ADSRs</h2>

<p><font size="+1">&nbsp;&nbsp;Fields of ENVISAT <B>ASAR_Geo_Grid_ADSR</B> Records</font></p>
<table border="1" cellpadding="4" cellspacing="0" width="100%">
<tr>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Index</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Identifier</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Field Type</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Field Length</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Description</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Units</font></td>
</tr>
<tr>
    <td>0</td>
    <td><code>"first_zero_doppler_time"</code></td>
    <td><a href="../../lang_types.html#MJD">MJD</a></td>
    <td>1</td>
    <td>Zero Doppler Time in azimuth of first line of the granule. Gives azimuth location of grid line for first line of
        the granule.</td>
    <td>MJD</td>
</tr>
<tr>
    <td>1</td>
    <td><code>"attach_flag"</code></td>
    <td><a href="../../lang_types.html#UChar">UChar</a></td>
    <td>1</td>
    <td>Attachment Flag (set to 1 if all MDSRs corresponding to this ADSR are blank, set to zero otherwise).</td>
    <td>flag</td>
</tr>
<tr>
    <td>2</td>
    <td><code>"line_num"</code></td>
    <td><a href="../../lang_types.html#ULong">ULong</a></td>
    <td>1</td>
    <td>Range line number corresponding to the first line of the granule</td>
    <td>-</td>
</tr>
<tr>
    <td>3</td>
    <td><code>"num_lines"</code></td>
    <td><a href="../../lang_types.html#ULong">ULong</a></td>
    <td>1</td>
    <td>Number of output lines in this granule</td>
    <td>lines</td>
</tr>
<tr>
    <td>4</td>
    <td><code>"sub_sat_track"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>Subsatellite track heading (relative to North) for first line of granule. This is the heading on the ground
        (includes Earth rotation).</td>
    <td>deg.</td>
</tr>
<tr>
    <td>5</td>
    <td><code>"first_line_tie_points.samp_numbers"</code></td>
    <td><a href="../../lang_types.html#ULong">ULong</a></td>
    <td>11</td>
    <td>Range sample number. Gives the range location of the grid points. First range sample is 1, last is M. Zero
        filled samples are included.</td>
    <td>-</td>
</tr>
<tr>
    <td>6</td>
    <td><code>"first_line_tie_points.slant_range_times"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>11</td>
    <td>2 way slant range time to range sample</td>
    <td>ns</td>
</tr>
<tr>
    <td>7</td>
    <td><code>"first_line_tie_points.angles"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>11</td>
    <td>Incidence Angle at range sample</td>
    <td>deg.</td>
</tr>
<tr>
    <td>8</td>
    <td><code>"first_line_tie_points.lats"</code></td>
    <td><a href="../../lang_types.html#SLong">SLong</a></td>
    <td>11</td>
    <td>geodetic latitude (positive north)</td>
    <td>(1e-6) degrees</td>
</tr>
<tr>
    <td>9</td>
    <td><code>"first_line_tie_points.longs"</code></td>
    <td><a href="../../lang_types.html#SLong">SLong</a></td>
    <td>11</td>
    <td>geodetic longitude (positive east)</td>
    <td>(1e-6) degrees</td>
</tr>
<tr>
    <td>10</td>
    <td><code>"spare_1"</code></td>
    <td><a href="../../lang_types.html#Spare">Spare</a></td>
    <td>1</td>
    <td>Spare</td>
    <td>-</td>
</tr>
<tr>
    <td>11</td>
    <td><code>"last_zero_doppler_time"</code></td>
    <td><a href="../../lang_types.html#MJD">MJD</a></td>
    <td>1</td>
    <td>Zero doppler time for the last line of the granule</td>
    <td>MJD</td>
</tr>
<tr>
    <td>12</td>
    <td><code>"last_line_tie_points.samp_numbers"</code></td>
    <td><a href="../../lang_types.html#ULong">ULong</a></td>
    <td>11</td>
    <td>Range sample number. Gives the range location of the grid points. First range sample is 1, last is M.</td>
    <td>-</td>
</tr>
<tr>
    <td>13</td>
    <td><code>"last_line_tie_points.slant_range_times"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>11</td>
    <td>2 way slant range time to range sample</td>
    <td>ns</td>
</tr>
<tr>
    <td>14</td>
    <td><code>"last_line_tie_points.angles"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>11</td>
    <td>Incidence Angle at range sample</td>
    <td>deg.</td>
</tr>
<tr>
    <td>15</td>
    <td><code>"last_line_tie_points.lats"</code></td>
    <td><a href="../../lang_types.html#SLong">SLong</a></td>
    <td>11</td>
    <td>geodetic latitude (positive north)</td>
    <td>(1e-6) degrees</td>
</tr>
<tr>
    <td>16</td>
    <td><code>"last_line_tie_points.longs"</code></td>
    <td><a href="../../lang_types.html#SLong">SLong</a></td>
    <td>11</td>
    <td>geodetic longitude (positive east)</td>
    <td>(1e-6) degrees</td>
</tr>
<tr>
    <td>17</td>
    <td><code>"spare_2"</code></td>
    <td><a href="../../lang_types.html#Spare">Spare</a></td>
    <td>1</td>
    <td>Spare</td>
    <td>-</td>
</tr>
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